- Establishment of parent stock plantations of desirable varieties and strains of fruit trees, certified as a source of scions, having as their function to supply nurseries with genetic material adapted to the region where the fruit trees will be grown;
- Creación de plantaciones matrices de variedades y cepas adecuadas de frutales, certificadas como fuente de plantones, que proporcionen a los viveros material genético adaptado a la región en la que se prevé cultivar los frutales;